

use master go 
create database daigua 
on(
	name = 'daigua',
	Filename='D:\SQLdemo',
	size='5mb',
	maxsize='10mb',
	filegrowth='2mb'
)
log on(
	name = 'daigua',
	Filename='D:\SQLdemo',
	size='5mb',
	maxsize='10mb',
	filegrowth='2mb'
)
go
use daigua
go

create table xiao
(
	studengtid int not null,
	studentname nvarchar not null,
	studentage int not null,
)